What type of extraction does the SMEG KLTI9L4X support?

This hood supports both ducted out extraction and re–circulation, giving flexibility depending on kitchen layout and ducting availability.

How wide is the KLTI9L4X and what hob sizes is it suitable for?

The hood width is 90 cm. Suitability for specific hob sizes is not stated in source.

What is the maximum extraction rate and noise level?

The maximum extraction rate is 563 m³/h with an airborne acoustical sound power emission of 65 dBA at maximum speed. The intensive extraction rate is 741 m³/h with 70 dBA.

What filters are included and how do I know when to replace them?

The hood includes three aluminium anti–grease filters. A warning light indicates when the filters need changing.

What is the energy efficiency rating of this hood?

The SMEG KLTI9L4X has an Energy efficiency class A, with an Annual Efficiency Consumption of 56 kWh/year.

Is there an alternative colour available?

Yes, an alternative Matte Black version is available under model KLTI9L4MB.

Product Information Sheet

Smeg Alta Island Hood

SKU: KLTI9L4X

Woodalls 1053–1055 Finchley Road, London, NW11 7ES
+44 (0)208 455 3925 · [email protected] · www.woodalls.co.uk

Mon–Fri: 9:00am – 5:00pm | Sat–Sun: Closed

Printed 12 June 2026

Smeg KLTI9L4X Alta Island Hood

SKU: KLTI9L4X · EAN: 8017709312268

Stainless Steel

The SMEG KLTI9L4X is a 90 cm T flat island cooker hood in brushed stainless steel and black glass, designed for ducted out or re–circulation extraction. It features touch control electronic operation with three speeds plus an intensive setting, LED lighting with dimmer mode and adjustable colour temperature, and aluminium anti–grease filters with a replacement indicator. This Universal aesthetic hood offers an A energy efficiency class and a 24 hour air filter function.

2 Year Warranty

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This Product Page

Product family	Hood
Hood type	Island Cooker Hoods
Model	KLTI9L4X
Hood width	90 cm
Design	T flat
Aesthetics	Universal
Colour / finish	Stainless Steel and Glass, brushed; black glass
Material	Stainless Steel + Glass
Type of steel	Brushed
Glass type	Black
Logo	Silk screen
Extraction type	Ducted out or re–circulation possible
Electronic control	Yes
Control setting	Touch control back–lighted, white LED colour
No. of speeds	3 + Intensive speed
24 h air filter function	Yes (refreshes air for c. 10 minutes every hour over a 24 hour period at minimum speed)
Time–setting options	Yes (special setting to run after cooking and then switch off automatically)
Auto–Vent 2.0	Yes (connection between hob and hood)
No. of lights	2
Light type	LED
Light power	7.4 W (Normal Power of the light system (Wl): 15 W)
Dimmer mode	Yes
Light colour temperature range	2700–4000 K
Average illumination on cooking surface (Emiddle)	390 lux
Free outlet maximum capacity	820 m³/h
Maximum extraction rate	563 m³/h
Intensive extraction rate	741 m³/h
Air flow at minimum speed (Qmin)	214 m³/h
Extraction rate IEC 61591 – Speed 1	214 m³/h – 40 dBA
Extraction rate IEC 61591 – Speed 2	334 m³/h – 51 dBA
Extraction rate IEC 61591 – Speed 3	563 m³/h – 64 dBA
Extraction rate IEC 61591 – Intensive	741 m³/h – 70 dBA
Airborne acoustical sound power – minimum speed (SPEmin)	39 dBA
Airborne acoustical sound power – maximum speed (SPEmax)	65 dBA
Airborne acoustical sound power – boost speed (SPEboost)	70 dBA
Sound power level at highest setting (Lwa)	65 dBA
Motor power	275 W
Nominal power	293 W
Measured air flow rate at best efficiency point (Qbep)	384 m³/h
Measured air pressure at best efficiency point (Qbep)	482 Pa
Measured electric power input at best efficiency point (Wbep)	155 W
Energy efficiency class (EEC)	A
Annual Efficiency Consumption (AEChood)	56 kWh/year
Fluid Dynamic Efficiency (FDE)	33.1
Fluid Dynamic Efficiency class (FDEC)	A
Lighting Efficiency (LE)	21.1 lux/W
Lighting Efficiency Class (LEC)	B
Grease Filtering Efficiency (GFE)	73.2 %
Grease Filtering Efficiency Class (GFEC)	D
Energy Efficiency Index per first cavity	51.6
No. of filters	3
Filter type	Aluminium anti–grease filters
Filter replacement indicator	Yes (warning light to advise when filters need changing)
Vent outlet	150 mm, tube reduction included, non return valve: Yes
Minimum distance from gas hob	750 mm
Minimum distance from electric hob	650 mm
Voltage	220–240 V
Frequency	50–60 Hz
Power supply cable length	1500 mm
EAN code	8017709312268

Delivery & Returns

Delivery

Free delivery to London addresses to ground floor only (service lift access accepted). Some appliances carry standard manufacturer delivery charges — confirmed at time of quotation. UK mainland delivery available for an additional charge. Lead times vary by make, model, and manufacturer availability.

Installation

We do not install appliances. We can recommend vetted fitters operating within London — payments are made directly with the fitter. Woodalls accepts no responsibility for installation work carried out by any third party.

Returns

14-day return window from the day after delivery. Items must be unused, uninstalled, and in original packaging. View our full returns policy →

Authorised Dealer

All products are supplied as an authorised Smeg dealer, with full manufacturer warranty. Established 1967.